|
15 | 15 |
|
16 | 16 | set prototypes 1 |
17 | 17 |
|
18 | | -# build the first test case |
| 18 | +# Build programs in PIE mode, to reproduce PR 21555. |
| 19 | +foreach_with_prefix opts { |
| 20 | + { "" "" } |
| 21 | + { "-fPIE" "ldflags=-pie" } } { |
19 | 22 |
|
20 | | -set testfile1 "reread1" |
21 | | -set srcfile1 ${testfile1}.c |
22 | | -# Cygwin needs $EXEEXT. |
23 | | -set binfile1 [standard_output_file ${testfile1}$EXEEXT] |
24 | | - |
25 | | -if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile1}" executable {debug nowarnings}] != "" } { |
26 | | - untested "failed to compile first testcase" |
27 | | - return -1 |
28 | | -} |
29 | | - |
30 | | -# build the second test case |
31 | | - |
32 | | -set testfile2 "reread2" |
33 | | -set srcfile2 ${testfile2}.c |
34 | | -set binfile2 [standard_output_file ${testfile2}$EXEEXT] |
35 | | - |
36 | | -if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug nowarnings}] != "" |
37 | | - && [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug nowarnings additional_flags=-DNO_SECTIONS}] != ""} { |
38 | | - untested "failed to compile second testcase" |
39 | | - return -1 |
40 | | -} |
41 | | - |
42 | | -# Start with a fresh gdb. |
43 | | - |
44 | | -set testfile "reread" |
45 | | -set binfile [standard_output_file ${testfile}$EXEEXT] |
46 | | - |
47 | | -gdb_start |
48 | | -gdb_reinitialize_dir $srcdir/$subdir |
49 | | - |
50 | | -# Load the first executable. |
51 | | - |
52 | | -gdb_rename_execfile ${binfile1} ${binfile} |
53 | | -gdb_load ${binfile} |
54 | | - |
55 | | -# Set a breakpoint at foo |
56 | | - |
57 | | -gdb_test "break foo" \ |
58 | | - "Breakpoint.*at.* file .*$srcfile1, line 14.*" \ |
59 | | - "breakpoint foo in first file" |
60 | | - |
61 | | - |
62 | | -# Run, should see "Breakpoint 1, foo () at hello1.c:14" |
63 | | - |
64 | | -gdb_run_cmd |
65 | | -gdb_test "" "Breakpoint.* foo .* at .*$srcfile1:14.*" "run to foo()" |
66 | | - |
67 | | -# Restore first executable to its original name, and move |
68 | | -# second executable into its place. Ensure that the new |
69 | | -# executable is at least a second newer than the old. |
70 | | - |
71 | | -gdb_rename_execfile ${binfile} ${binfile1} |
72 | | -gdb_rename_execfile ${binfile2} ${binfile} |
73 | | -gdb_test "shell sleep 1" ".*" "" |
74 | | -gdb_touch_execfile ${binfile} |
75 | | - |
76 | | -# Run a second time; GDB should detect that the executable has changed |
77 | | -# and reset the breakpoints correctly. |
78 | | -# Should see "Breakpoint 1, foo () at reread2.c:9" |
79 | | - |
80 | | -set test "run to foo() second time" |
81 | | -if [is_remote target] { |
82 | | - unsupported $test |
83 | | -} else { |
84 | | - gdb_run_cmd |
85 | | - gdb_test "" "Breakpoint.* foo .* at .*:9.*" $test |
86 | | -} |
87 | | - |
88 | | - |
89 | | -### Second pass: verify that GDB checks the executable file's |
90 | | -### timestamp when the program is *restarted*, not just when it exits. |
91 | | - |
92 | | -if [is_remote target] { |
93 | | - unsupported "second pass: GDB should check for changes before running" |
94 | | -} else { |
95 | | - |
96 | | - # Put the older executable back in place. |
97 | | - gdb_rename_execfile ${binfile} ${binfile2} |
98 | | - gdb_rename_execfile ${binfile1} ${binfile} |
99 | | - |
100 | | - # Restart GDB entirely. |
101 | | - clean_restart ${binfile} |
102 | | - |
103 | | - # Set a breakpoint on foo and run to it. |
104 | | - gdb_test "break foo" \ |
105 | | - "Breakpoint.*at.* file .*$srcfile1, line 14.*" \ |
106 | | - "second pass: breakpoint foo in first file" |
107 | | - gdb_run_cmd |
108 | | - gdb_test "" "Breakpoint.* foo .* at .*$srcfile1:14.*" "second pass: run to foo()" |
109 | | - |
110 | | - # This time, let the program run to completion. If GDB checks the |
111 | | - # executable file's timestamp now, it won't notice any change. |
112 | | - gdb_continue_to_end "second pass" |
113 | | - |
114 | | - # Now move the newer executable into place, and re-run. GDB |
115 | | - # should still notice that the executable file has changed, |
116 | | - # and still re-set the breakpoint appropriately. |
117 | | - gdb_rename_execfile ${binfile} ${binfile1} |
118 | | - gdb_rename_execfile ${binfile2} ${binfile} |
119 | | - gdb_run_cmd |
120 | | - gdb_test "" "Breakpoint.* foo .* at .*:9.*" "second pass: run to foo() second time" |
121 | | -} |
| 23 | + # build the first test case |
122 | 24 |
|
| 25 | + set testfile1 "reread1" |
| 26 | + set srcfile1 ${testfile1}.c |
| 27 | + # Cygwin needs $EXEEXT. |
| 28 | + set binfile1 [standard_output_file ${testfile1}$EXEEXT] |
| 29 | + |
| 30 | + set testfile1_opt [list debug nowarnings \ |
| 31 | + additional_flags=[lindex $opts 0] \ |
| 32 | + [lindex $opts 1] ] |
| 33 | + if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile1}" \ |
| 34 | + executable ${testfile1_opt}] != "" } { |
| 35 | + untested "failed to compile first testcase" |
| 36 | + return -1 |
| 37 | + } |
| 38 | + |
| 39 | + # build the second test case |
| 40 | + |
| 41 | + set testfile2 "reread2" |
| 42 | + set srcfile2 ${testfile2}.c |
| 43 | + set binfile2 [standard_output_file ${testfile2}$EXEEXT] |
| 44 | + |
| 45 | + set testfile2_opt1 [list debug nowarnings \ |
| 46 | + additional_flags=[lindex $opts 0] \ |
| 47 | + [lindex $opts 1]] |
| 48 | + set testfile2_op2 [list debug nowarnings \ |
| 49 | + "additional_flags=-DNO_SECTIONS [lindex $opts 0]" \ |
| 50 | + [lindex $opts 1]] |
| 51 | + if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" \ |
| 52 | + executable ${testfile2_opt1}] != "" |
| 53 | + && [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" \ |
| 54 | + executable ${testfile2_opt2}] != ""} { |
| 55 | + untested "failed to compile second testcase" |
| 56 | + return -1 |
| 57 | + } |
| 58 | + |
| 59 | + # Start with a fresh gdb. |
| 60 | + |
| 61 | + set testfile "reread" |
| 62 | + set binfile [standard_output_file ${testfile}$EXEEXT] |
| 63 | + |
| 64 | + gdb_start |
| 65 | + gdb_reinitialize_dir $srcdir/$subdir |
| 66 | + |
| 67 | + # Load the first executable. |
| 68 | + |
| 69 | + gdb_rename_execfile ${binfile1} ${binfile} |
| 70 | + gdb_load ${binfile} |
| 71 | + |
| 72 | + # Set a breakpoint at foo |
| 73 | + |
| 74 | + gdb_test "break foo" \ |
| 75 | + "Breakpoint.*at.* file .*$srcfile1, line 14.*" \ |
| 76 | + "breakpoint foo in first file" |
| 77 | + |
| 78 | + |
| 79 | + # Run, should see "Breakpoint 1, foo () at hello1.c:14" |
| 80 | + |
| 81 | + gdb_run_cmd |
| 82 | + gdb_test "" "Breakpoint.* foo .* at .*$srcfile1:14.*" "run to foo()" |
| 83 | + |
| 84 | + # Restore first executable to its original name, and move |
| 85 | + # second executable into its place. Ensure that the new |
| 86 | + # executable is at least a second newer than the old. |
| 87 | + |
| 88 | + gdb_rename_execfile ${binfile} ${binfile1} |
| 89 | + gdb_rename_execfile ${binfile2} ${binfile} |
| 90 | + gdb_test "shell sleep 1" ".*" "" |
| 91 | + gdb_touch_execfile ${binfile} |
| 92 | + |
| 93 | + # Run a second time; GDB should detect that the executable has changed |
| 94 | + # and reset the breakpoints correctly. |
| 95 | + # Should see "Breakpoint 1, foo () at reread2.c:9" |
| 96 | + |
| 97 | + set test "run to foo() second time" |
| 98 | + if [is_remote target] { |
| 99 | + unsupported $test |
| 100 | + } else { |
| 101 | + gdb_run_cmd |
| 102 | + gdb_test "" "Breakpoint.* foo .* at .*:9.*" $test |
| 103 | + } |
| 104 | + |
| 105 | + |
| 106 | + ### Second pass: verify that GDB checks the executable file's |
| 107 | + ### timestamp when the program is *restarted*, not just when it exits. |
| 108 | + |
| 109 | + if [is_remote target] { |
| 110 | + unsupported "second pass: GDB should check for changes before running" |
| 111 | + } else { |
| 112 | + |
| 113 | + # Put the older executable back in place. |
| 114 | + gdb_rename_execfile ${binfile} ${binfile2} |
| 115 | + gdb_rename_execfile ${binfile1} ${binfile} |
| 116 | + |
| 117 | + # Restart GDB entirely. |
| 118 | + clean_restart ${binfile} |
| 119 | + |
| 120 | + # Set a breakpoint on foo and run to it. |
| 121 | + gdb_test "break foo" \ |
| 122 | + "Breakpoint.*at.* file .*$srcfile1, line 14.*" \ |
| 123 | + "second pass: breakpoint foo in first file" |
| 124 | + gdb_run_cmd |
| 125 | + gdb_test "" "Breakpoint.* foo .* at .*$srcfile1:14.*" \ |
| 126 | + "second pass: run to foo()" |
| 127 | + |
| 128 | + # This time, let the program run to completion. If GDB checks the |
| 129 | + # executable file's timestamp now, it won't notice any change. |
| 130 | + gdb_continue_to_end "second pass" |
| 131 | + |
| 132 | + # Now move the newer executable into place, and re-run. GDB |
| 133 | + # should still notice that the executable file has changed, |
| 134 | + # and still re-set the breakpoint appropriately. |
| 135 | + gdb_rename_execfile ${binfile} ${binfile1} |
| 136 | + gdb_rename_execfile ${binfile2} ${binfile} |
| 137 | + gdb_run_cmd |
| 138 | + gdb_test "" "Breakpoint.* foo .* at .*:9.*" \ |
| 139 | + "second pass: run to foo() second time" |
| 140 | + } |
| 141 | + |
| 142 | + } |
123 | 143 | # End of tests. |
124 | 144 |
|
125 | 145 | return 0 |
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