Add new recipes for gcc-4_7-branch right now gcc 4.7.0 is latest release from this branch (From OE-Core rev: 3f8fee75e598ad0994acc5da0a612e6eca4f35f6) Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
62 lines
2 KiB
Diff
62 lines
2 KiB
Diff
ac_fn_c_try_compile doesnt seem to keep the intermediate files
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which are needed for sjlj test to pass since it greps into the
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generated file. So we run the compiler command using AC_TRY_COMMAND
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which then generates the needed .s file
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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Upstream-Status: Pending
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Index: trunk/libgcc/configure
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===================================================================
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--- trunk.orig/libgcc/configure 2012-03-01 22:59:10.112444433 -0800
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+++ trunk/libgcc/configure 2012-03-01 22:59:50.424446325 -0800
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@@ -4525,17 +4525,19 @@
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}
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_ACEOF
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-CFLAGS_hold=$CFLAGS
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-CFLAGS="--save-temps -fexceptions"
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libgcc_cv_lib_sjlj_exceptions=unknown
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-if ac_fn_c_try_compile; then :
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+if { ac_try='${CC-cc} -fexceptions -S conftest.c -o conftest.s 1>&5'
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+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
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+ (eval $ac_try) 2>&5
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+ ac_status=$?
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+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
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+ test $ac_status = 0; }; }; then
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if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1; then
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libgcc_cv_lib_sjlj_exceptions=yes
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elif grep _Unwind_Resume conftest.s >/dev/null 2>&1; then
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libgcc_cv_lib_sjlj_exceptions=no
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fi
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fi
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-CFLAGS=$CFLAGS_hold
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rm -f conftest*
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fi
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Index: trunk/libgcc/configure.ac
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===================================================================
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--- trunk.orig/libgcc/configure.ac 2012-03-01 22:59:10.128444406 -0800
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+++ trunk/libgcc/configure.ac 2012-03-01 22:59:50.428446373 -0800
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@@ -209,16 +209,14 @@
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bar();
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}
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])])
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-CFLAGS_hold=$CFLAGS
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-CFLAGS="--save-temps -fexceptions"
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libgcc_cv_lib_sjlj_exceptions=unknown
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-AS_IF([ac_fn_c_try_compile],
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- [if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1; then
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+if AC_TRY_COMMAND(${CC-cc} -fexceptions -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
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+ if grep _Unwind_SjLj_Resume conftest.s >/dev/null 2>&1; then
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libgcc_cv_lib_sjlj_exceptions=yes
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elif grep _Unwind_Resume conftest.s >/dev/null 2>&1; then
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libgcc_cv_lib_sjlj_exceptions=no
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- fi])
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-CFLAGS=$CFLAGS_hold
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+ fi
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+fi
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rm -f conftest*
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])
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