2 files changed, 21 insertions, 2 deletions
diff --git a/contrib/devtools/test-security-check.py b/contrib/devtools/test-security-check.py
index 14058e2cc8..0af7cdf5e6 100755
--- a/contrib/devtools/test-security-check.py
+++ b/contrib/devtools/test-security-check.py
@@ -7,6 +7,7 @@ Test script for security-check.py
 '''
 import os
 import subprocess
+from typing import List
 import unittest
 
 from utils import determine_wellknown_cmd
@@ -27,7 +28,16 @@ def clean_files(source, executable):
     os.remove(executable)
 
 def call_security_check(cc, source, executable, options):
-    subprocess.run([*cc,source,'-o',executable] + options, check=True)
+    # This should behave the same as AC_TRY_LINK, so arrange well-known flags
+    # in the same order as autoconf would.
+    #
+    # See the definitions for ac_link in autoconf's lib/autoconf/c.m4 file for
+    # reference.
+    env_flags: List[str] = []
+    for var in ['CFLAGS', 'CPPFLAGS', 'LDFLAGS']:
+        env_flags += filter(None, os.environ.get(var, '').split(' '))
+
+    subprocess.run([*cc,source,'-o',executable] + env_flags + options, check=True)
     p = subprocess.run(['./contrib/devtools/security-check.py',executable], stdout=subprocess.PIPE, universal_newlines=True)
     return (p.returncode, p.stdout.rstrip())
 
diff --git a/contrib/devtools/test-symbol-check.py b/contrib/devtools/test-symbol-check.py
index 651589c11b..40143f9e23 100755
--- a/contrib/devtools/test-symbol-check.py
+++ b/contrib/devtools/test-symbol-check.py
@@ -13,7 +13,16 @@ import unittest
 from utils import determine_wellknown_cmd
 
 def call_symbol_check(cc: List[str], source, executable, options):
-    subprocess.run([*cc,source,'-o',executable] + options, check=True)
+    # This should behave the same as AC_TRY_LINK, so arrange well-known flags
+    # in the same order as autoconf would.
+    #
+    # See the definitions for ac_link in autoconf's lib/autoconf/c.m4 file for
+    # reference.
+    env_flags: List[str] = []
+    for var in ['CFLAGS', 'CPPFLAGS', 'LDFLAGS']:
+        env_flags += filter(None, os.environ.get(var, '').split(' '))
+
+    subprocess.run([*cc,source,'-o',executable] + env_flags + options, check=True)
     p = subprocess.run(['./contrib/devtools/symbol-check.py',executable], stdout=subprocess.PIPE, universal_newlines=True)
     os.remove(source)
     os.remove(executable)