https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78459
Bug ID: 78459 Summary: [7 Regression] [SH] ICE in maybe_record_trace_start building glibc string tests Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: jsm28 at gcc dot gnu.org Target Milestone: --- Target: sh4-linux-gnu Created attachment 40104 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40104&action=edit preprocessed source GCC mainline built for sh4-linux-gnu has an ICE building glibc string/tester.c. Compile with: sh4-glibc-linux-gnu-gcc -S tester.i -fno-isolate-erroneous-paths-dereference -fno-isolate-erroneous-paths-attribute -std=gnu11 -fgnu89-inline -O2 -fmerge-all-constants -g tester.c: In function 'test_strcpy': tester.c:178:1: internal compiler error: in maybe_record_trace_start, at dwarf2cfi.c:2328 } ^ 0x76f73c maybe_record_trace_start /scratch/jmyers/glibc/many7/src/gcc/gcc/dwarf2cfi.c:2328 0x770040 scan_trace /scratch/jmyers/glibc/many7/src/gcc/gcc/dwarf2cfi.c:2510 0x77086a create_cfi_notes /scratch/jmyers/glibc/many7/src/gcc/gcc/dwarf2cfi.c:2664 0x77086a execute_dwarf2_frame /scratch/jmyers/glibc/many7/src/gcc/gcc/dwarf2cfi.c:3022 0x77086a execute /scratch/jmyers/glibc/many7/src/gcc/gcc/dwarf2cfi.c:3502 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions. Preprocessed source attached.