1 dnl Add a set of flags to WARNING_FLAGS, that enable compiler warnings for
2 dnl isl. The warnings that are enabled vary with the compiler and only include
3 dnl warnings that did not trigger at the time of adding these flags.
4 AC_DEFUN([AX_SET_WARNING_FLAGS],[dnl
9 if test "${ax_cv_c_compiler_vendor}" = "clang"; then
10 dnl isl is at the moment clean of -Wall warnings. If clang adds
11 dnl new warnings to -Wall which cause false positives, the
12 dnl specific warning types will be disabled explicitally (by
13 dnl adding for example -Wno-return-type). To temporarily disable
14 dnl all warnings run configure with CFLAGS=-Wno-all.