From 81b19df5f2f319a36c4230a5f4bcea30d6306f4a Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Wed, 25 Sep 2019 00:09:23 +0200
Subject: cmake/GetCompileFlags: include CMAKE_C_COMPILER_ARG1 (#11091)

This is used internally (e.g. on Travis) for 32-bit builds (`-m32`).
---
 cmake/GetCompileFlags.cmake | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cmake/GetCompileFlags.cmake b/cmake/GetCompileFlags.cmake
index 2238744a66..49b57f6f75 100644
--- a/cmake/GetCompileFlags.cmake
+++ b/cmake/GetCompileFlags.cmake
@@ -3,6 +3,13 @@ function(get_compile_flags _compile_flags)
   set(compile_flags "<CMAKE_C_COMPILER> <CFLAGS> <BUILD_TYPE_CFLAGS> <COMPILE_OPTIONS><COMPILE_DEFINITIONS> <INCLUDES>")
 
   # Get C compiler.
+  if(CMAKE_C_COMPILER_ARG1)
+    string(REPLACE
+      "<CMAKE_C_COMPILER>"
+      "<CMAKE_C_COMPILER> ${CMAKE_C_COMPILER_ARG1}"
+      compile_flags
+      "${compile_flags}")
+  endif()
   string(REPLACE
     "<CMAKE_C_COMPILER>"
     "${CMAKE_C_COMPILER}"
-- 
cgit