From ef3bf44d9e448224c7d749731160b6916cc83006 Mon Sep 17 00:00:00 2001
From: Martin Stransky <stransky@redhat.com>
Date: Tue, 6 Oct 2020 21:49:08 +0200
Subject: [PATCH] Added pgo build fix

---
 firefox.spec           |  2 ++
 pgo-build-python.patch | 15 +++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 pgo-build-python.patch

diff --git a/firefox.spec b/firefox.spec
index 5e0e45f..f7eea27 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -157,6 +157,7 @@ Patch48:        build-arm-wasm.patch
 Patch49:        build-arm-libaom.patch
 #Patch50:        Bug-1610814-Fix-NEON-compile-error-with-gcc-and-RGB-.patch
 Patch53:        firefox-gcc-build.patch
+Patch54:        pgo-build-python.patch
 
 # Fedora specific patches
 Patch215:        firefox-enable-addons.patch
@@ -369,6 +370,7 @@ This package contains results of tests executed during build.
 %patch49 -p1 -b .build-arm-libaom
 #%patch50 -p1 -b .build-arm-SwizzleNEON
 %patch53 -p1 -b .firefox-gcc-build
+%patch54 -p1 -b .pgo-build-python
 
 # Fedora patches
 %patch215 -p1 -b .addons
diff --git a/pgo-build-python.patch b/pgo-build-python.patch
new file mode 100644
index 0000000..2d79542
--- /dev/null
+++ b/pgo-build-python.patch
@@ -0,0 +1,15 @@
+diff -up firefox-81.0.1/build/mach_bootstrap.py.old firefox-81.0.1/build/mach_bootstrap.py
+--- firefox-81.0.1/build/mach_bootstrap.py.old	2020-10-06 14:16:06.212974910 +0200
++++ firefox-81.0.1/build/mach_bootstrap.py	2020-10-06 14:19:03.313179557 +0200
+@@ -507,7 +507,10 @@ class ImportHook(object):
+         # doesn't happen or because it doesn't matter).
+         if not os.path.exists(module.__file__[:-1]):
+             if os.path.exists(module.__file__):
+-                os.remove(module.__file__)
++                try:
++                    os.remove(module.__file__)
++                except:
++                    pass
+             del sys.modules[module.__name__]
+             module = self(name, globals, locals, fromlist, level)
+