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author | H.J. Lu <hjl.tools@gmail.com> | 2011-10-08 16:51:11 +0000 |
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committer | H.J. Lu <hjl.tools@gmail.com> | 2011-10-08 16:51:11 +0000 |
commit | 3e0882af52d7a4b40de87c0be36f1b5bc84ddadb (patch) | |
tree | 8356aa5ce3049354ee8dfb631f7f4b98d8591ec2 /ld/testsuite/ld-elf | |
parent | c3df8c14822028ab319894b4c02c519073b62dba (diff) | |
download | gdb-3e0882af52d7a4b40de87c0be36f1b5bc84ddadb.zip gdb-3e0882af52d7a4b40de87c0be36f1b5bc84ddadb.tar.gz gdb-3e0882af52d7a4b40de87c0be36f1b5bc84ddadb.tar.bz2 |
Preserve the maximum alignment/size for common symbols.
bfd/
2011-10-08 H.J. Lu <hongjiu.lu@intel.com>
PR ld/13250
* elflink.c (elf_link_add_object_symbols): Preserve the maximum
alignment and size for common symbols.
ld/testsuite/
2011-10-08 H.J. Lu <hongjiu.lu@intel.com>
PR ld/13250
* ld-elf/shared.exp (build_tests): Add tests for PR ld/13250.
(run_tests): Likewise.
* ld-elf/pr13250-1.c: New.
* ld-elf/pr13250-2.c: Likewise.
* ld-elf/pr13250-3.c: Likewise.
Diffstat (limited to 'ld/testsuite/ld-elf')
-rw-r--r-- | ld/testsuite/ld-elf/pr13250-1.c | 8 | ||||
-rw-r--r-- | ld/testsuite/ld-elf/pr13250-2.c | 10 | ||||
-rw-r--r-- | ld/testsuite/ld-elf/pr13250-3.c | 22 | ||||
-rw-r--r-- | ld/testsuite/ld-elf/shared.exp | 12 |
4 files changed, 52 insertions, 0 deletions
diff --git a/ld/testsuite/ld-elf/pr13250-1.c b/ld/testsuite/ld-elf/pr13250-1.c new file mode 100644 index 0000000..e43ebe0 --- /dev/null +++ b/ld/testsuite/ld-elf/pr13250-1.c @@ -0,0 +1,8 @@ +int common1[8]; +void +foo () +{ + int i; + for (i = 0; i < sizeof (common1)/ sizeof (common1[0]); i++) + common1[i] = -1; +} diff --git a/ld/testsuite/ld-elf/pr13250-2.c b/ld/testsuite/ld-elf/pr13250-2.c new file mode 100644 index 0000000..af8268b --- /dev/null +++ b/ld/testsuite/ld-elf/pr13250-2.c @@ -0,0 +1,10 @@ +extern int common1[8]; + +extern void foo (); + +int +bar () +{ + foo (); + return common1[4]; +} diff --git a/ld/testsuite/ld-elf/pr13250-3.c b/ld/testsuite/ld-elf/pr13250-3.c new file mode 100644 index 0000000..a227670 --- /dev/null +++ b/ld/testsuite/ld-elf/pr13250-3.c @@ -0,0 +1,22 @@ +#include <stdio.h> +#include <stdlib.h> + +int common1[1]; +char common2[2]; + +extern int bar (); + +int +main () +{ + int i; + if (bar () != -1) + abort (); + if (common1[0] != -1) + abort (); + for (i = 0; i < sizeof (common2)/ sizeof (common2[0]); i++) + if (common2[i] != 0) + abort (); + printf ("PASS\n"); + return 0; +} diff --git a/ld/testsuite/ld-elf/shared.exp b/ld/testsuite/ld-elf/shared.exp index eea9c7e..9cd0221 100644 --- a/ld/testsuite/ld-elf/shared.exp +++ b/ld/testsuite/ld-elf/shared.exp @@ -157,6 +157,15 @@ set build_tests { {"Build libpr11138-2.o" "-r -nostdlib" "" {pr11138-2.c} {} "libpr11138-2.o"} + {"Build pr13250-1.so" + "-shared" "-fPIC" + {pr13250-1.c} {} "libpr13250-1.so"} + {"Build pr13250-2.so with libpr13250-1.so" + "-shared tmpdir/libpr13250-1.so" "-fPIC" + {pr13250-2.c} {} "libpr13250-2.so"} + {"Build libpr13250-3.o" + "-r -nostdlib" "" + {pr13250-3.c} {} "libpr13250-3.o"} } run_cc_link_tests $build_tests @@ -283,6 +292,9 @@ set run_tests { {"Run with libpr11138-1.so pr11138-2.c" "--version-script=pr11138-2.map tmpdir/libpr11138-1.so tmpdir/pr11138-2.o" "" {dummy.c} "pr11138b" "pr11138.out"} + {"Run with pr13250-3.c, libpr13250-1.so and libpr13250-2.so" + "--as-needed tmpdir/pr13250-3.o tmpdir/libpr13250-1.so tmpdir/libpr13250-2.so" "" + {dummy.c} "pr13250" "pass.out"} } # NetBSD ELF systems do not currently support the .*_array sections. |