Changeset 1f86d5e for configure.ac

Timestamp:

Feb 10, 2019, 10:12:55 AM (6 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, persistent-indexer, pthread-emulation, qualifiedEnum

Children:

015dc50

Parents:

4fd45bc

Message:

remove unnecessary requirements in configure.ac, add check for -Wcast-function-type and _FloatNN, disable -Wcast-function-type for gcc-8

File:

• configure.ac (modified) (3 diffs)

configure.ac

@@ -178 +178 @@
 AC_PROG_CC
 AM_PROG_AS
-AM_PROG_CC_C_O  # deprecated
 # These are often not installed and people miss seeing the "no", so stop the configure.
 AC_PROG_YACC
@@ -186 +185 @@
 AC_PROG_LIBTOOL
 AC_PROG_INSTALL
-AC_PROG_MAKE_SET
 
 # Checks for libraries.
@@ -193 +191 @@
 
 # Checks for header files.
-AC_FUNC_ALLOCA
-AC_CHECK_HEADERS([fenv.h float.h inttypes.h libintl.h limits.h malloc.h stddef.h stdlib.h string.h unistd.h])
+AC_CHECK_HEADERS([libintl.h malloc.h unistd.h], [], [echo "Error: Missing required header"; exit 1])
 
 # Checks for typedefs, structures, and compiler characteristics.
-AC_HEADER_STDBOOL
-AC_C_INLINE
-AC_TYPE_INT16_T
-AC_TYPE_INT32_T
-AC_TYPE_INT8_T
-AC_C_RESTRICT
-AC_TYPE_SIZE_T
-AC_TYPE_UINT16_T
-AC_TYPE_UINT32_T
-AC_TYPE_UINT8_T
-
-# Checks for library functions.
-AC_CHECK_FUNCS([memset putenv strchr strtol])
+AC_CHECK_TYPES([_Float32], AC_DEFINE([HAVE_KEYWORDS_FLOATXX], [], [Have keywords _FloatXX.]), [], [[]])
+
+# Checks for compiler flags.
+M4CFA_CHECK_COMPILE_FLAG([-Wcast-function-type], AC_DEFINE([HAVE_CAST_FUNCTION_TYPE], [], [Have compiler warning cast-function-type.]))
 
 #==============================================================================