gcc/builtins.c · a6bb6b07f76c4431cb5a2a520ac33f7c970b80c1 · lvzhengyang / riscv-gcc-1

re PR tree-optimization/86572 (unsafe strlen folding of const arguments with non-const offset) · e8bf3d5e

gcc:
2018-11-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR tree-optimization/86572
        * builtins.c (c_strlen): Handle negative offsets in a safe way.

testsuite:
2018-11-04  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR tree-optimization/86572
        * gcc.dg/pr86572.c: New test.

From-SVN: r265778

committed Nov 04, 2018

e8bf3d5e

builtins.c 345 KB