https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61919
Bug ID: 61919
Summary: [4.10 regression] FAIL: gfortran.dg/fmt_g0_6.f08 -O2
execution test
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Keywords: wrong-code
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: sch...@linux-m68k.org
Blocks: 61268
Target: ia64-*-*
Created attachment 33187
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33187&action=edit
Output after r213002
The change for middle-end/61268 causes miscompilation of
gfortran.dg/fmt_g0_6.f08 on ia64.
$ gcc/gfortran -Bgcc/ -Bia64-suse-linux/./libgfortran/
../gcc/testsuite/gfortran.dg/fmt_g0_6.f08 -O2 -ffloat-store
-Bia64-suse-linux/./libgfortran/.libs -Lia64-suse-linux/./libgfortran/.libs
-Lia64-suse-linux/./libgfortran/.libs -Bia64-suse-linux/./libquadmath/.libs
-Lia64-suse-linux/./libquadmath/.libs -Lia64-suse-linux/./libquadmath/.libs -lm
-o ./fmt_g0_6.exe
$
LD_LIBRARY_PATH=ia64-suse-linux/libgfortran/.libs:ia64-suse-linux/libquadmath/.libs
./fmt_g0_6.exe
Program received signal SIGSEGV: Segmentation fault - invalid memory reference.
Backtrace for this error:
#0 0x2000000000082E4F
#1 0x2000000000083F4F
#2 0xA0000000000407FF
#3 0x4000000000001D70 in check_f_fmt.854.constprop.1 at fmt_g0_6.f08:?
#4 0x4000000000001F9F in check_all.862.constprop.0 at fmt_g0_6.f08:?
Segmentation fault
