diff options
| author | Joern Rennecke <joern.rennecke@embecosm.com> | 2011-11-26 09:21:47 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 2011-11-26 09:21:47 +0000 |
| commit | 4189fb53f29a76336dec42fa20572af538aeb055 (patch) | |
| tree | 3a44dc3d6e8d3e7777e090a0953dd9d61d089826 /gcc | |
| parent | ace7f915fc9703b6fc3e75a8dceef14de1ed8154 (diff) | |
| download | gcc-4189fb53f29a76336dec42fa20572af538aeb055.zip gcc-4189fb53f29a76336dec42fa20572af538aeb055.tar.gz gcc-4189fb53f29a76336dec42fa20572af538aeb055.tar.bz2 | |
re PR middle-end/50074 (gcc.dg/sibcall-6.c execution test on x86_64 with -fPIC)
PR middle-end/50074
* calls.c (mem_overlaps_already_clobbered_arg_p):
Return false if no outgoing arguments have been stored so far.
From-SVN: r181738
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/calls.c | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7dbd9a8..289ed64 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com> + + PR middle-end/50074 + * calls.c (mem_overlaps_already_clobbered_arg_p): + Return false if no outgoing arguments have been stored so far. + 2011-11-25 Georg-Johann Lay <avr@gjlay.de> * config/avr/avr.c (print_operand): Support code = 'i' for CONST_INT. diff --git a/gcc/calls.c b/gcc/calls.c index 382de7f..316f148 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -1668,6 +1668,8 @@ mem_overlaps_already_clobbered_arg_p (rtx addr, unsigned HOST_WIDE_INT size) { HOST_WIDE_INT i; + if (sbitmap_empty_p (stored_args_map)) + return false; if (addr == crtl->args.internal_arg_pointer) i = 0; else if (GET_CODE (addr) == PLUS |