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authorRainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>2015-12-17 09:23:08 +0000
committerRainer Orth <ro@gcc.gnu.org>2015-12-17 09:23:08 +0000
commit01704e5ad985b1f79c2d02dc59ccf94d5af2c5da (patch)
tree386a71d903e0a9b7ad0c6b9afeabe836fa999010 /gcc/configure.ac
parent761f6ae919c2ae800acd23a8a99b50a71889e71d (diff)
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Only support -gstabs on Mac OS X if assember supports it (PR target/67973)
gcc: PR target/67973 * configure.ac (gcc_cv_as_stabs_directive): New test. * configure: Regenerate. * config.in: Regenerate. * config/darwin.h (DBX_DEBUGGING_INFO): Wrap in HAVE_AS_STABS_DIRECTIVE. (PREFERRED_DEBUGGING_TYPE): Likewise. * config/i386/darwin.h (PREFERRED_DEBUGGING_TYPE): Only include DBX_DEBUG if HAVE_AS_STABS_DIRECTIVE. * doc/sourcebuild.texi (Effective-Target Keywords, Environment attributes): Document stabs. gcc/testsuite: PR target/67973 * lib/target-supports.exp (check_effective_target_stabs): New proc. * g++.dg/cpp0x/alias-decl-debug-0.C: Restrict to stabs targets. * g++.dg/other/PR23205.C: Likewise. * g++.dg/other/pr23205-2.C: Likewise. * gcc.dg/20040813-1.c: Likewise. * gcc.dg/darwin-20040809-2.c: Likewise. * objc.dg/stabs-1.m: Likewise. From-SVN: r231747
Diffstat (limited to 'gcc/configure.ac')
-rw-r--r--gcc/configure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 9382ab2..67c0526 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2909,6 +2909,11 @@ AC_DEFINE_UNQUOTED(HAVE_GAS_SHF_MERGE,
[`if test $gcc_cv_as_shf_merge = yes; then echo 1; else echo 0; fi`],
[Define 0/1 if your assembler supports marking sections with SHF_MERGE flag.])
+gcc_GAS_CHECK_FEATURE([stabs directive], gcc_cv_as_stabs_directive, ,,
+[.stabs "gcc2_compiled.",60,0,0,0],,
+[AC_DEFINE(HAVE_AS_STABS_DIRECTIVE, 1,
+ [Define if your assembler supports .stabs.])])
+
gcc_GAS_CHECK_FEATURE([COMDAT group support (GNU as)],
gcc_cv_as_comdat_group,
[elf,2,16,0], [--fatal-warnings],