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authorJan-Benedict Glaw <jbglaw@lug-owl.de>2013-10-16 20:45:20 +0000
committerJan-Benedict Glaw <jbglaw@lug-owl.de>2013-10-16 20:45:20 +0000
commit4d7b5c9754b09b0b975bf2b87a1cc0fae2d6fc5e (patch)
tree94c7884a14e99d1882d72f325d753727deea323c /config/mh-darwin
parent82033c9b4165257d6979fcfe4472494fa633f661 (diff)
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2013-10-16 Jan-Benedict Glaw <jbglaw@lug-owl.de>
* ChangeLog: Sync from GCC. * mh-darwin: Ditto. * bootstrap-ubsan.mk: Ditto.
Diffstat (limited to 'config/mh-darwin')
-rw-r--r--config/mh-darwin17
1 files changed, 14 insertions, 3 deletions
diff --git a/config/mh-darwin b/config/mh-darwin
index 19bf265..a039f20 100644
--- a/config/mh-darwin
+++ b/config/mh-darwin
@@ -1,7 +1,18 @@
# The -mdynamic-no-pic ensures that the compiler executable is built without
# position-independent-code -- the usual default on Darwin. This fix speeds
# compiles by 3-5%.
-BOOT_CFLAGS += -mdynamic-no-pic
+BOOT_CFLAGS += \
+`case ${host} in i?86-*-darwin* | powerpc-*-darwin*) \
+ echo -mdynamic-no-pic ;; esac;`
-# Ensure we don't try and use -pie, as it is incompatible with pch.
-BOOT_LDFLAGS += `case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;`
+# ld on Darwin versions >= 10.7 defaults to PIE executables. Disable this for
+# gcc components, since it is incompatible with our pch implementation.
+BOOT_LDFLAGS += \
+`case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;`
+
+# Similarly, for cross-compilation.
+STAGE1_CFLAGS += \
+`case ${host} in i?86-*-darwin* | powerpc-*-darwin*)\
+ echo -mdynamic-no-pic ;; esac;`
+STAGE1_LDFLAGS += \
+`case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;`