From a307ed6c75c2dbf116170f0dc1904e6725ac74f3 Mon Sep 17 00:00:00 2001
From: "kr.angelov" <kr.angelov@gmail.com>
Date: Tue, 18 Sep 2012 09:18:48 +0000
Subject: the C runtime now has a type prob_t which is used only for
 probability values

---
 src/runtime/c/pgf/reader.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/runtime/c/pgf/reader.c')

diff --git a/src/runtime/c/pgf/reader.c b/src/runtime/c/pgf/reader.c
index 8e2a634e8..81ec46f31 100644
--- a/src/runtime/c/pgf/reader.c
+++ b/src/runtime/c/pgf/reader.c
@@ -655,11 +655,11 @@ pgf_compute_meta_probs(GuMapItor* fn, const void* key, void* value, GuExn* err)
 
     cat->name = name;
 
-    double mass = 0;
+    prob_t mass = 0;
     for (size_t i = 0; i < cat->n_functions; i++) {
 		mass += cat->functions[i].prob;
 	}
-    cat->meta_prob = - log(fabs(1 - mass));
+    cat->meta_prob = (mass > 1) ? INFINITY : - log(1 - mass);
 	cat->meta_token_prob = INFINITY;
     cat->meta_child_probs = NULL;
 }
-- 
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