Ticket #38271: gsl.clang32.diff

Portfile

@@ -57 +57 @@
     }
 }
 
-variant gcc43 conflicts gcc44 gcc45 gcc46 gcc47 description "Use GCC 4.3 for compilation of GSL" {
+variant gcc43 conflicts gcc44 gcc45 gcc46 gcc47 clang32 description "Use GCC 4.3 for compilation of GSL" {
     depends_build-append        port:gcc43
     configure.compiler          macports-gcc-4.3
 }
 
-variant gcc44 conflicts gcc43 gcc45 gcc46 gcc47 description "Use GCC 4.4 for compilation of GSL" {
+variant gcc44 conflicts gcc43 gcc45 gcc46 gcc47 clang32 description "Use GCC 4.4 for compilation of GSL" {
     depends_build-append        port:gcc44
     configure.compiler          macports-gcc-4.4
 }
 
-variant gcc45 conflicts gcc43 gcc44 gcc46 gcc47 description "Use GCC 4.5 for compilation of GSL" {
+variant gcc45 conflicts gcc43 gcc44 gcc46 gcc47 clang32 description "Use GCC 4.5 for compilation of GSL" {
     depends_build-append        port:gcc45
     configure.compiler          macports-gcc-4.5
 }
 
-variant gcc46 conflicts gcc43 gcc44 gcc45 gcc47 description "Use GCC 4.6 for compilation of GSL" {
+variant gcc46 conflicts gcc43 gcc44 gcc45 gcc47 clang32 description "Use GCC 4.6 for compilation of GSL" {
     depends_build-append        port:gcc46
     configure.compiler          macports-gcc-4.6
 }
 
-variant gcc47 conflicts gcc43 gcc44 gcc45 gcc46 description "Use GCC 4.7 for compilation of GSL" {
+variant gcc47 conflicts gcc43 gcc44 gcc45 gcc46 clang32 description "Use GCC 4.7 for compilation of GSL" {
     depends_build-append        port:gcc47
     configure.compiler          macports-gcc-4.7
 }
 
+variant clang32 conflicts gcc43 gcc44 gcc45 gcc46 gcc47 description "Use clang 3.2 for compilation of GSL" {
+    depends_build-append        port:clang-3.2
+    configure.compiler          macports-clang-3.2
+    patchfiles-append           fix-mllvm-args-ltmain.sh.diff
+}
+
 variant optimize description "Provide further optimization options (depending on compiler used)" {
-    configure.cflags-append     "-ftree-vectorize -O3"
+    if { [variant_isset clang32] } {
+        configure.cflags-append     "-O3 -mllvm -vectorize-loops"
+    } else {
+        configure.cflags-append     "-ftree-vectorize -O3"
+    }
 }
 
 platform darwin i386 {
-    if { [variant_isset optimize] && ( [variant_isset gcc43] || [variant_isset gcc44] || [variant_isset gcc45] || [variant_isset gcc46] || [variant_isset gcc47] ) } {
-        configure.cflags-append "-march=native"
+    if { [variant_isset optimize] } {
+        if { [variant_isset clang32] } {
+            configure.cflags-append "-march=native"
+        } elseif { [variant_isset gcc43] } {
+            configure.cflags-append "-march=native"
+        } elseif { [variant_isset gcc44] || [variant_isset gcc45] || [variant_isset gcc46] || [variant_isset gcc47] } {
+            configure.cflags-append "-march=native -mno-avx"
+        }
     }
 }