Do we need to go through all use cases when conducting a make check

[Gwen Fu via Gcc-help <gcc-help@xxxxxxxxxxx>]

When executing make check -j 8
Errors occurred in there testcases:(Those errors seemed terrible)

FAIL: gcc.c-torture/compile/20011130-2.c   -O3 -fomit-frame-pointer
-funroll-loops -fpeel-loops -ftracer -finline-functions  (test for excess
errors)
FAIL: gcc.c-torture/compile/20011130-2.c   -O3 -g  (internal compiler
error: Segmentation fault)
FAIL: gcc.c-torture/compile/20011130-2.c   -O3 -g  (test for excess errors)
FAIL: gcc.c-torture/compile/20011130-2.c   -Os  (internal compiler error:
Segmentation fault)
FAIL: gcc.c-torture/compile/20011130-2.c   -Os  (test for excess errors)
FAIL: gcc.c-torture/compile/20011130-2.c   -O2 -flto -fno-use-linker-plugin
-flto-partition=none  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/20011130-2.c   -O2 -flto -fno-use-linker-plugin
-flto-partition=none  (test for excess errors)
FAIL: gcc.c-torture/compile/20011130-2.c   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  (internal compiler error: Segmentation fault)
FAIL: gcc.c-torture/compile/20011130-2.c   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  (test for excess errors)