https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65559
Bug ID: 65559 Summary: [5 Regression] lto1.exe: internal compiler error: in read_cgraph_and_symbols, at lto/lto.c:2947 Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: rai...@emrich-ebersheim.de Running the testsuite I get ICEs for lto in several places, but the ICE is always the same: lto1.exe: internal compiler error: in read_cgraph_and_symbols, at lto/lto.c:2947 libbacktrace could not find executable to open Here one example: Executing on host: /opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/xgcc -B/opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/ /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/fprintf.c /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/fprintf-lib.c /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/lib/main.c -fno-diagnostics-show-caret -fdiagnostics-color=never -w -O2 -flto -flto-partition=none -fno-tree-loop-distribute-patterns -Wl,--allow-multiple-definition -lm -o /opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/testsuite/gcc/fprintf.x7 (timeout = 300) spawn /opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/xgcc -B/opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/ /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/fprintf.c /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/fprintf-lib.c /opt/devel/gnu/src/gcc-mingw-w64/gcc-5.0.0/gcc/testsuite/gcc.c-torture/execute/builtins/lib/main.c -fno-diagnostics-show-caret -fdiagnostics-color=never -w -O2 -flto -flto-partition=none -fno-tree-loop-distribute-patterns -Wl,--allow-multiple-definition -lm -o /opt/devel/SCRATCH/tmp.5jnZ8G4weh/gcc-5.0.0/gcc-5.0.0/gcc/testsuite/gcc/fprintf.x7 lto1.exe: internal compiler error: in read_cgraph_and_symbols, at lto/lto.c:2947 libbacktrace could not find executable to open Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. lto-wrapper.exe: fatal error: D:\opt\devel\SCRATCH\tmp.5jnZ8G4weh\gcc-5.0.0\gcc-5.0.0\gcc\xgcc.exe returned 1 exit status compilation terminated. D:\opt\devel\gnu\gcc\MINGW_NT\x86_64-w64-mingw32\mingw-w64-runtime-trunk-svn\gcc-5.0.0\bin\ld.exe: error: lto-wrapper failed collect2.exe: error: ld returned 1 exit status compiler exited with status 1 output is: lto1.exe: internal compiler error: in read_cgraph_and_symbols, at lto/lto.c:2947 libbacktrace could not find executable to open Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. lto-wrapper.exe: fatal error: D:\opt\devel\SCRATCH\tmp.5jnZ8G4weh\gcc-5.0.0\gcc-5.0.0\gcc\xgcc.exe returned 1 exit status compilation terminated. D:\opt\devel\gnu\gcc\MINGW_NT\x86_64-w64-mingw32\mingw-w64-runtime-trunk-svn\gcc-5.0.0\bin\ld.exe: error: lto-wrapper failed collect2.exe: error: ld returned 1 exit status FAIL: gcc.c-torture/execute/builtins/fprintf.c compilation, -O2 -flto -flto-partition=none (internal compiler error)