From a94f2b78482aea0fe826e61349bd857e3797f89f Mon Sep 17 00:00:00 2001
From: Daniel Patrick Foose <dpfoose@gmail.com>
Date: Tue, 14 Jun 2016 14:37:28 -0400
Subject: [PATCH] Change to allow compiling with USE_OPENMP on MSVC

MSVC treats the declaration of omp_in_parallel and omp_get_num_procs without the modifiers __declspec(dllimport) and __cdecl as a redefinition.
---
 common.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/common.h b/common.h
index a7342db2c..480174c11 100644
--- a/common.h
+++ b/common.h
@@ -626,9 +626,14 @@ void gotoblas_profile_init(void);
 void gotoblas_profile_quit(void);
 
 #ifdef USE_OPENMP
+#ifndef C_MSVC
 int omp_in_parallel(void);
 int omp_get_num_procs(void);
 #else
+__declspec(dllimport) int __cdecl omp_in_parallel(void);
+__declspec(dllimport) int __cdecl omp_get_num_procs(void);
+#endif
+#else
 #ifdef __ELF__
 int omp_in_parallel  (void) __attribute__ ((weak));
 int omp_get_num_procs(void) __attribute__ ((weak));