GCC 4.3 stupidly errors on this with error: unrecognized command line option "-Wno-implicit-fallthrough" so use -Wno-error instead.
Bootstrapped on x86_64-linux, ok for trunk? 2016-09-27 Marek Polacek <[email protected]> PR bootstrap/77751 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn, insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use -Wno-error instead of -Wno-implicit-fallthrough. diff --git gcc/Makefile.in gcc/Makefile.in index e8559cb..ff12908 100644 --- gcc/Makefile.in +++ gcc/Makefile.in @@ -218,11 +218,11 @@ libgcov-merge-tool.o-warn = -Wno-error gimple-match.o-warn = -Wno-unused generic-match.o-warn = -Wno-unused dfp.o-warn = -Wno-strict-aliasing -insn-attrtab.o-warn = -Wno-implicit-fallthrough -insn-dfatab.o-warn = -Wno-implicit-fallthrough -insn-latencytab.o-warn = -Wno-implicit-fallthrough -insn-output.o-warn = -Wno-implicit-fallthrough -insn-emit.o-warn = -Wno-implicit-fallthrough +insn-attrtab.o-warn = -Wno-error +insn-dfatab.o-warn = -Wno-error +insn-latencytab.o-warn = -Wno-error +insn-output.o-warn = -Wno-error +insn-emit.o-warn = -Wno-error # All warnings have to be shut off in stage1 if the compiler used then # isn't gcc; configure determines that. WARN_CFLAGS will be either Marek
