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authorro <ro@138bc75d-0d04-0410-961f-82ee72b054a4>2018-02-05 22:37:13 +0000
committerro <ro@138bc75d-0d04-0410-961f-82ee72b054a4>2018-02-05 22:37:13 +0000
commitf7b60938c39e8dc5d7bc861fae0cf6c2a482949d (patch)
treebf9e995a2d456104ca0a205e4399b2fb0ac250a6
parenta5e7d2fa5cf1d231cfae8076d4fb3b210b383636 (diff)
downloadgcc-f7b60938c39e8dc5d7bc861fae0cf6c2a482949d.tar.gz
Disable SHF_MERGE on Solaris 10/x86 (PR bootstrap/84017)
Backport from mainline 2018-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> PR bootstrap/84017 * configure.ac (gcc_cv_as_shf_merge): Disable on Solaris 10/x86. * configure: Regenerate. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-6-branch@257399 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/ChangeLog9
-rwxr-xr-xgcc/configure8
-rw-r--r--gcc/configure.ac8
-rw-r--r--gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c5
4 files changed, 27 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e6061b95a89..67a048dd17a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2018-02-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ Backport from mainline
+ 2018-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR bootstrap/84017
+ * configure.ac (gcc_cv_as_shf_merge): Disable on Solaris 10/x86.
+ * configure: Regenerate.
+
2018-02-01 Renlin Li <renlin.li@arm.com>
Backport from mainline
diff --git a/gcc/configure b/gcc/configure
index ee300a87d98..ff3c6e63c03 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -23567,6 +23567,14 @@ fi
$as_echo "$gcc_cv_as_shf_merge" >&6; }
fi
+case "$target" in
+ i?86-*-solaris2.10* | x86_64-*-solaris2.10*)
+ # SHF_MERGE support in Solaris 10/x86 ld is broken.
+ if test x"$gnu_ld" = xno; then
+ gcc_cv_as_shf_merge=no
+ fi
+ ;;
+esac
cat >>confdefs.h <<_ACEOF
#define HAVE_GAS_SHF_MERGE `if test $gcc_cv_as_shf_merge = yes; then echo 1; else echo 0; fi`
diff --git a/gcc/configure.ac b/gcc/configure.ac
index e9d69751ee8..0aaa32201a9 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2933,6 +2933,14 @@ if test $gcc_cv_as_shf_merge = no; then
[elf,2,12,0], [--fatal-warnings],
[.section .rodata.str, "aMS", %progbits, 1])
fi
+case "$target" in
+ i?86-*-solaris2.10* | x86_64-*-solaris2.10*)
+ # SHF_MERGE support in Solaris 10/x86 ld is broken.
+ if test x"$gnu_ld" = xno; then
+ gcc_cv_as_shf_merge=no
+ fi
+ ;;
+esac
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.])
diff --git a/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c b/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c
index e6bc1371f26..19457173eb3 100644
--- a/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c
+++ b/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c
@@ -3,9 +3,8 @@
the build not reproducible. Other skipped options could be tested here
as well. */
/* { dg-do compile } */
-/* { dg-options "-O2 -gdwarf -dA -fdebug-prefix-map=a=b" } */
-/* { dg-final { scan-assembler "DW_AT_producer: \"GNU C" { target { { { ! *-*-solaris2* } || gas } && { ! hppa*64*-*-* } } } } } */
-/* { dg-final { scan-assembler "\"GNU C\[^\\n\\r\]+ DW_AT_producer" { target { { *-*-solaris2* && { ! gas } } || { hppa*64*-*-* } } } } } */
+/* { dg-options "-O2 -gdwarf -dA -fno-merge-debug-strings -fdebug-prefix-map=a=b" } */
+/* { dg-final { scan-assembler "\"GNU C\[^\\n\\r\]+ DW_AT_producer" } } */
/* { dg-final { scan-assembler-not "debug-prefix-map" } } */
void func (void)