closes bpo-37965: Fix compiler warning of distutils CCompiler.test_function. (GH-15560)

miss-islington · madebr · web-flow · commit ea48966e5d86 · 2019-08-28T10:37:38.000-07:00
https://bugs.python.org/issue37965 https://bugs.python.org/issue37965 Automerge-Triggered-By: @benjaminp (cherry picked from commit 55aabee) Co-authored-by: Anonymous Maarten <madebr@users.noreply.github.com>
diff --git a/Lib/distutils/ccompiler.py b/Lib/distutils/ccompiler.py
@@ -781,8 +781,9 @@ def has_function(self, funcname, includes=None, include_dirs=None,
             for incl in includes:
                 f.write("""#include "%s"\n""" % incl)
             f.write("""\
-main (int argc, char **argv) {
+int main (int argc, char **argv) {
     %s();
+    return 0;
 }
 """ % funcname)
         finally:
diff --git a/Misc/NEWS.d/next/Library/2019-08-28-14-04-18.bpo-37965.7xGE-C.rst b/Misc/NEWS.d/next/Library/2019-08-28-14-04-18.bpo-37965.7xGE-C.rst
@@ -0,0 +1 @@
+Fix C compiler warning caused by distutils.ccompiler.CCompiler.has_function.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Fix C compiler warning caused by distutils.ccompiler.CCompiler.has_function.`