From f0131276474997b9d4e593bbf8c5616b879d3bd5 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Tue, 18 May 2021 18:08:43 +0200
Subject: [PATCH] msvcrt: Add sincos to importlib.

Fixes cross compilation with GCC 11, which may optimize a pair of sin(),
cos() calls to a single sincos() call, which is not exported by any
msvcrt version.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/msvcr100/Makefile.in |  1 +
 dlls/msvcr110/Makefile.in |  1 +
 dlls/msvcr120/Makefile.in |  1 +
 dlls/msvcr70/Makefile.in  |  1 +
 dlls/msvcr71/Makefile.in  |  1 +
 dlls/msvcr80/Makefile.in  |  1 +
 dlls/msvcr90/Makefile.in  |  1 +
 dlls/msvcrt/Makefile.in   |  1 +
 dlls/msvcrt/sincos.c      | 40 +++++++++++++++++++++++++++++++++++++++
 dlls/ucrtbase/Makefile.in |  1 +
 10 files changed, 49 insertions(+)
 create mode 100644 dlls/msvcrt/sincos.c

diff --git a/dlls/msvcr100/Makefile.in b/dlls/msvcr100/Makefile.in
index c5a7710ea41..edf4b4d4407 100644
--- a/dlls/msvcr100/Makefile.in
+++ b/dlls/msvcr100/Makefile.in
@@ -34,6 +34,7 @@ C_SRCS = \
 	process.c \
 	scanf.c \
 	scheduler.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr110/Makefile.in b/dlls/msvcr110/Makefile.in
index d2ba0ac29e3..c3ee2ca7e8e 100644
--- a/dlls/msvcr110/Makefile.in
+++ b/dlls/msvcr110/Makefile.in
@@ -34,6 +34,7 @@ C_SRCS = \
 	process.c \
 	scanf.c \
 	scheduler.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr120/Makefile.in b/dlls/msvcr120/Makefile.in
index 68a85c581d1..953e9760ca0 100644
--- a/dlls/msvcr120/Makefile.in
+++ b/dlls/msvcr120/Makefile.in
@@ -34,6 +34,7 @@ C_SRCS = \
 	process.c \
 	scanf.c \
 	scheduler.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr70/Makefile.in b/dlls/msvcr70/Makefile.in
index e6dd41b32a5..4c443ecd7f6 100644
--- a/dlls/msvcr70/Makefile.in
+++ b/dlls/msvcr70/Makefile.in
@@ -33,6 +33,7 @@ C_SRCS = \
 	onexit.c \
 	process.c \
 	scanf.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr71/Makefile.in b/dlls/msvcr71/Makefile.in
index 7795ce1ae24..6f51a326c6b 100644
--- a/dlls/msvcr71/Makefile.in
+++ b/dlls/msvcr71/Makefile.in
@@ -33,6 +33,7 @@ C_SRCS = \
 	onexit.c \
 	process.c \
 	scanf.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr80/Makefile.in b/dlls/msvcr80/Makefile.in
index 7d11f65b3a3..3e2da553562 100644
--- a/dlls/msvcr80/Makefile.in
+++ b/dlls/msvcr80/Makefile.in
@@ -33,6 +33,7 @@ C_SRCS = \
 	onexit.c \
 	process.c \
 	scanf.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcr90/Makefile.in b/dlls/msvcr90/Makefile.in
index 9cb511bbe06..4a49fcfd254 100644
--- a/dlls/msvcr90/Makefile.in
+++ b/dlls/msvcr90/Makefile.in
@@ -33,6 +33,7 @@ C_SRCS = \
 	onexit.c \
 	process.c \
 	scanf.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcrt/Makefile.in b/dlls/msvcrt/Makefile.in
index 486e6f5491b..16405262fca 100644
--- a/dlls/msvcrt/Makefile.in
+++ b/dlls/msvcrt/Makefile.in
@@ -38,6 +38,7 @@ C_SRCS = \
 	process.c \
 	scanf.c \
 	scheduler.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \
diff --git a/dlls/msvcrt/sincos.c b/dlls/msvcrt/sincos.c
new file mode 100644
index 00000000000..1a34c50f034
--- /dev/null
+++ b/dlls/msvcrt/sincos.c
@@ -0,0 +1,40 @@
+/*
+ * sincos implementation
+ *
+ * Copyright 2021 Jacek Caban for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#if 0
+#pragma makedep implib
+#endif
+
+#include <math.h>
+
+/* GCC may optimize a pair of sin(), cos() calls to a single sincos() call,
+ * which is not exported by any msvcrt version. */
+
+void sincos(double x, double *s, double *c)
+{
+    *s = sin(x);
+    *c = cos(x);
+}
+
+void sincosf(float x, float *s, float *c)
+{
+    *s = sinf(x);
+    *c = cosf(x);
+}
diff --git a/dlls/ucrtbase/Makefile.in b/dlls/ucrtbase/Makefile.in
index a576cf0250b..2910016f29f 100644
--- a/dlls/ucrtbase/Makefile.in
+++ b/dlls/ucrtbase/Makefile.in
@@ -37,6 +37,7 @@ C_SRCS = \
 	printf.c \
 	process.c \
 	scanf.c \
+	sincos.c \
 	string.c \
 	thread.c \
 	time.c \