diff --git a/debian/patches/gcc-4.9-support.diff b/debian/patches/gcc-4.9-support.diff
deleted file mode 100644
index 27927189..00000000
--- a/debian/patches/gcc-4.9-support.diff
+++ /dev/null
@@ -1,36 +0,0 @@
-Index: llvm-toolchain-snapshot_3.4~svn192346/clang/lib/Headers/stddef.h
-===================================================================
---- llvm-toolchain-snapshot_3.4~svn192346/clang/lib/Headers/stddef.h	(révision 201728)
-+++ llvm-toolchain-snapshot_3.4~svn192346/clang/lib/Headers/stddef.h	(révision 201729)
-@@ -84,6 +84,16 @@
- #endif
- #endif
- 
-+#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L
-+typedef struct {
-+  long long __clang_max_align_nonce1
-+      __attribute__((__aligned__(__alignof__(long long))));
-+  long double __clang_max_align_nonce2
-+      __attribute__((__aligned__(__alignof__(long double))));
-+} max_align_t;
-+#define __CLANG_MAX_ALIGN_T_DEFINED
-+#endif
-+
- #define offsetof(t, d) __builtin_offsetof(t, d)
- 
- #endif /* __STDDEF_H */
-Index: llvm-toolchain-snapshot_3.4~svn192346/clang/test/Headers/c11.c
-===================================================================
---- llvm-toolchain-snapshot_3.4~svn192346/clang/test/Headers/c11.c	(révision 201728)
-+++ llvm-toolchain-snapshot_3.4~svn192346/clang/test/Headers/c11.c	(révision 201729)
-@@ -22,6 +22,10 @@
- #define __STDC_WANT_LIB_EXT1__ 1
- #include <stddef.h>
- rsize_t x = 0;
-+_Static_assert(sizeof(max_align_t) >= sizeof(long long), "");
-+_Static_assert(alignof(max_align_t) >= alignof(long long), "");
-+_Static_assert(sizeof(max_align_t) >= sizeof(long double), "");
-+_Static_assert(alignof(max_align_t) >= alignof(long double), "");
- 
- // If we are freestanding, then also check RSIZE_MAX (in a hosted implementation
- // we will use the host stdint.h, which may not yet have C11 support).