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authorKazu Hirata <kazu@codesourcery.com>2007-10-03 14:35:31 +0000
committerKazu Hirata <kazu@codesourcery.com>2007-10-03 14:35:31 +0000
commitf754a10f32c68b26f7caccdc5e1836ee4d6b8934 (patch)
tree95573bbe03b6c865cf37a5aab5b994957d685a6b /config
parent73f4d86e6bf362bd025556c33fecbdc341a88e95 (diff)
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* no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
Diffstat (limited to 'config')
-rw-r--r--config/ChangeLog14
-rw-r--r--config/no-executables.m48
2 files changed, 22 insertions, 0 deletions
diff --git a/config/ChangeLog b/config/ChangeLog
index f3d9fe9..d1ee4bc 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,17 @@
+2007-10-03 Richard Sandiford <richard@codesourcery.com>
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+2007-10-03 Kazu Hirata <kazu@codesourcery.com>
+
+ Revert:
+ 2007-10-02 Richard Sandiford <richard@codesourcery.com>
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+2007-10-02 Richard Sandiford <richard@codesourcery.com>
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
* mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
diff --git a/config/no-executables.m4 b/config/no-executables.m4
index 54e5a02..c4d0b70 100644
--- a/config/no-executables.m4
+++ b/config/no-executables.m4
@@ -59,3 +59,11 @@ fi)
m4_divert_pop()dnl
])# GCC_NO_EXECUTABLES
+
+# Use the strongest available test out of AC_TRY_COMPILE and AC_TRY_LINK.
+AC_DEFUN([GCC_TRY_COMPILE_OR_LINK],
+[if test x$gcc_no_link = xyes; then
+ AC_TRY_COMPILE([$1], [$2], [$3], [$4])
+else
+ AC_TRY_LINK([$1], [$2], [$3], [$4])
+fi])