gistfile1.txt

diff --git a/src/util.cc b/src/util.cc
index 746d7ed..3a3c7df 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -190,6 +190,9 @@ bool CanonicalizePath(char* path, size_t* len, unsigned int* slash_bits,
           bits_offset--;
           bits = ShiftOverBit(bits_offset, bits);
 #endif
+        } else if (*start == '/') {
+          src += 3;
+          dst = start + 1;
         } else {
           *dst++ = *src++;
           *dst++ = *src++;
diff --git a/src/util_test.cc b/src/util_test.cc
index 8ca7f56..0ce1169 100644
--- a/src/util_test.cc
+++ b/src/util_test.cc
@@ -80,6 +80,10 @@ TEST(CanonicalizePath, PathSamples) {
   EXPECT_TRUE(CanonicalizePath(&path, &err));
   EXPECT_EQ("/foo", path);
 
+  path = "/../foo";
+  EXPECT_TRUE(CanonicalizePath(&path, &err));
+  EXPECT_EQ("/foo", path);
+
   path = "//foo";
   EXPECT_TRUE(CanonicalizePath(&path, &err));
 #ifdef _WIN32