From 556702f86cb043f18bf46dceec25fe1e783c4590 Mon Sep 17 00:00:00 2001
From: Jeff Hostetler <jeffhost@microsoft.com>
Date: Tue, 25 Jun 2019 07:49:40 -0700
Subject: msvc: add a compile-time flag to allow detailed heap debugging

MS Visual C comes with a few neat features we can use to analyze the
heap consumption (i.e. leaks, max memory, etc).

With this patch, we introduce support via the build-time flag
`USE_MSVC_CRTDBG`.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 config.mak.uname | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'config.mak.uname')

diff --git a/config.mak.uname b/config.mak.uname
index b8c52e49d2..3fde48c64d 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -448,6 +448,10 @@ else
 endif
 	BASIC_CFLAGS += $(sdk_libs) $(msvc_libs)
 
+ifneq ($(USE_MSVC_CRTDBG),)
+	# Optionally enable memory leak reporting.
+	BASIC_CFLAGS += -DUSE_MSVC_CRTDBG
+endif
 	BASIC_CFLAGS += -DPROTECT_NTFS_DEFAULT=1
 	# Always give "-Zi" to the compiler and "-debug" to linker (even in
 	# release mode) to force a PDB to be generated (like RelWithDebInfo).
-- 
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