build-support/rust141: better patching of typenum U/P1024

1 files changed, 20 insertions, 0 deletions

diff --git a/rustc-1.41.0-src-typenum-U1024.patch b/rustc-1.41.0-src-typenum-U1024.patch
new file mode 100644
index 00000000..d1484d5c
--- /dev/null
+++ b/rustc-1.41.0-src-typenum-U1024.patch
@@ -0,0 +1,20 @@
+diff -rauN rustc-1.41.0-src/vendor/typenum/build/main.rs rustc-1.41.0-src-typenum-U1024-patch/vendor/typenum/build/main.rs
+--- rustc-1.41.0-src/vendor/typenum/build/main.rs	2020-01-27 18:21:02.000000000 +0100
++++ rustc-1.41.0-src-typenum-U1024-patch/vendor/typenum/build/main.rs	2020-04-19 10:51:35.744658747 +0200
+@@ -77,7 +77,7 @@
+ fn main() {
+     let highest: u64 = 1024;
+ 
+-    let first2: u32 = (highest as f64).log(2.0) as u32 + 1;
++    let first2: u32 = (highest as f64).log(2.0).round() as u32 + 1;
+     let first10: u32 = (highest as f64).log(10.0) as u32 + 1;
+     let uints = (0..(highest + 1))
+         .chain((first2..64).map(|i| 2u64.pow(i)))
+diff -rauN rustc-1.41.0-src/vendor/typenum/.cargo-checksum.json rustc-1.41.0-src-typenum-U1024-patch/vendor/typenum/.cargo-checksum.json
+--- rustc-1.41.0-src/vendor/typenum/.cargo-checksum.json	2020-01-27 18:21:02.000000000 +0100
++++ rustc-1.41.0-src-typenum-U1024-patch/vendor/typenum/.cargo-checksum.json	2020-04-19 11:26:01.513478655 +0200
+@@ -1 +1 @@
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+\ No newline at end of file
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+\ No newline at end of file