From 396e885886b2665850c3b10e4cd029cffffce1b7 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Tue, 28 May 2024 09:44:47 +0100
Subject: [PATCH] autotools: Align MSan checking code with CMake's
 implementation

---
 build-aux/m4/bitcoin_secp.m4 | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/build-aux/m4/bitcoin_secp.m4 b/build-aux/m4/bitcoin_secp.m4
index fee2d7b..048267f 100644
--- a/build-aux/m4/bitcoin_secp.m4
+++ b/build-aux/m4/bitcoin_secp.m4
@@ -50,10 +50,14 @@ AC_MSG_CHECKING(whether MemorySanitizer is enabled)
 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
   #if defined(__has_feature)
   #  if __has_feature(memory_sanitizer)
-  #    error "MemorySanitizer is enabled."
+       /* MemorySanitizer is enabled. */
+  #  elif
+  #    error "MemorySanitizer is disabled."
   #  endif
+  #else
+  #  error "__has_feature is not defined."
   #endif
-  ]])], [msan_enabled=no], [msan_enabled=yes])
+  ]])], [msan_enabled=yes], [msan_enabled=no])
 AC_MSG_RESULT([$msan_enabled])
 ])