10.0.1-0.4

gcc.spec

@@ -259,6 +259,7 @@ Patch8: gcc10-foffload-default.patch
 Patch9: gcc10-Wno-format-security.patch
 Patch10: gcc10-rh1574936.patch
 Patch11: gcc10-d-shared-libphobos.patch
+Patch12: gcc10-libcpp-lex-workaround.patch
 
 # On ARM EABI systems, we do want -gnueabi to be part of the
 # target triple.
@@ -770,6 +771,7 @@ to NVidia PTX capable devices if available.
 %patch10 -p0 -b .rh1574936~
 %endif
 %patch11 -p0 -b .d-shared-libphobos~
+%patch12 -p0 -b .libcpp-lex-workaround~
 
 echo 'Red Hat %{version}-%{gcc_release}' > gcc/DEV-PHASE
 

gcc10-libcpp-lex-workaround.patch

@@ -0,0 +1,20 @@
+--- libcpp/lex.c	2020-01-12 11:54:38.565380941 +0100
++++ libcpp/lex.c	2020-01-21 14:35:36.182794214 +0100
+@@ -752,7 +752,7 @@ search_line_fast (const uchar *s, const
+   }
+ }
+ 
+-#elif defined (__ARM_NEON) && defined (__ARM_64BIT_STATE)
++#elif defined (__ARM_NEON) && defined (__ARM_64BIT_STATE) && __has_include("arm_bf16.h")
+ #include "arm_neon.h"
+ 
+ /* This doesn't have to be the exact page size, but no system may use
+@@ -847,7 +847,7 @@ done:
+ 	  + __builtin_ctz (found));
+ }
+ 
+-#elif defined (__ARM_NEON)
++#elif defined (__ARM_NEON) && __has_include("arm_bf16.h")
+ #include "arm_neon.h"
+ 
+ static const uchar *