Sync elf.m4 with GCC tree

[deliverable/binutils-gdb.git] / config / mh-darwin

diff --git a/config/mh-darwin b/config/mh-darwin
index 66f68b664a9572306dc8cb7a3d56781160d01c91..a039f201410987b876a2cc259e6f1ca09f8b25bc 100644 (file)
--- a/config/mh-darwin
+++ b/config/mh-darwin
@@ -1,5 +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 += \
+`case ${host} in i?86-*-darwin* | powerpc-*-darwin*) \
+                 echo -mdynamic-no-pic ;; esac;`
 
-BOOT_CFLAGS += -mdynamic-no-pic
+# 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;`