From: Richard Kettlewell <rjk@greenend.org.uk>
Date: Mon, 24 Mar 2008 17:40:25 +0000 (+0000)
Subject: more informative assertions
X-Git-Tag: 3.0~7
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/commitdiff_plain/4c672170094ffb7a1ef6e1afeb23f55f3da417d7

more informative assertions
---

diff --git a/lib/heap.h b/lib/heap.h
index ebd2f60..c9913de 100644
--- a/lib/heap.h
+++ b/lib/heap.h
@@ -85,7 +85,7 @@
   }                                                                     \
                                                                         \
   static inline NAME##_element NAME##_first(struct NAME *heap) {        \
-    assert(heap->nvec > 0);                                             \
+    assert(heap->nvec > 0 && "_first");                                 \
     return heap->vec[0];                                                \
   }                                                                     \
                                                                         \
@@ -116,7 +116,7 @@
     int n = 0;                                                  \
     NAME##_element r;                                           \
                                                                 \
-    assert(heap->nvec > 0);                                     \
+    assert(heap->nvec > 0 && "_remove");                        \
     r = heap->vec[0];                                           \
     heap->vec[0] = heap->vec[--heap->nvec];                     \
     while(2 * n + 1 < heap->nvec) {                             \