| Patrick Williams | c124f4f | 2015-09-15 14:41:29 -0500 | [diff] [blame^] | 1 | From 883debc22e30a947fe5858cc07ee5aebd3d07a2e Mon Sep 17 00:00:00 2001 |
| 2 | From: Khem Raj <raj.khem@gmail.com> |
| 3 | Date: Sun, 16 Aug 2015 20:59:56 -0700 |
| 4 | Subject: [PATCH 5/7] Always use -O2 for compiling fork.c |
| 5 | |
| 6 | When compiling in thumb mode for arm with -Os gcc gives up since it can |
| 7 | not find registers to spill. So we use -O2 option for compiling fork.c |
| 8 | It may be addressable in gcc. |
| 9 | |
| 10 | Signed-off-by: Khem Raj <raj.khem@gmail.com> |
| 11 | --- |
| 12 | Upstream-Status: Pending |
| 13 | |
| 14 | libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch | 6 ++++++ |
| 15 | 1 file changed, 6 insertions(+) |
| 16 | |
| 17 | diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch |
| 18 | index 0ea0b29..0767e9c 100644 |
| 19 | --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch |
| 20 | +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch |
| 21 | @@ -21,3 +21,9 @@ ASFLAGS-pt-vfork.S = -marm |
| 22 | CFLAGS-OMIT-pt-vfork.S = -mthumb |
| 23 | ASFLAGS-vfork.S = -marm |
| 24 | CFLAGS-OMIT-vfork.S = -mthumb |
| 25 | + |
| 26 | +# For arm fork.c does not compile with -Os when compiling |
| 27 | +# in thumb1 mode |
| 28 | +ifeq ($(COMPILE_IN_THUMB_MODE),y) |
| 29 | +CFLAGS-fork.c = -O2 |
| 30 | +endif |
| 31 | -- |
| 32 | 2.1.4 |
| 33 | |