diff --git a/README.md b/README.md
index cad6f99..c3b9931 100644
--- a/README.md
+++ b/README.md
@@ -212,7 +212,7 @@ When using the `-c` flag, the input program will be translated into C code. The
 
 If the `-a` flag is additionally specified, the output program will use `getchar` and `putchar` for the `GTC` and `PTC` opcodes respectively. Otherwise, the output program will convert between UTF-8 and UTF-32 the same way the interpreter does.
 
-Compiled programs cannot use multiple threads, and at this time cannot use the `RND`, `GTM`, and `GDT` opcodes.
+Compiled programs cannot use multiple threads, and at this time cannot use the `RND` opcode.
 
 ## Sample programs
 
diff --git a/src/compiler/lightweight_stack.h b/src/compiler/lightweight_stack.h
index 08488bd..d096273 100644
--- a/src/compiler/lightweight_stack.h
+++ b/src/compiler/lightweight_stack.h
@@ -117,9 +117,9 @@ static const time_t SECS_PER_DAY = 86400;
 static inline int32_t get_time() {
     struct timespec ts;
     timespec_get(&ts, TIME_UTC);
-    const float UNITS_PER_NSEC = 9.709036e-8F;
-    const float UNITS_PER_SEC = 97.09036F;
-    float value = UNITS_PER_SEC * (float)(ts.tv_sec % SECS_PER_DAY) + UNITS_PER_NSEC * (float)ts.tv_nsec;
+    const double UNITS_PER_NSEC = 9.709037037036571e-8;
+    const double UNITS_PER_SEC = 97.0903703703657;
+    double value = UNITS_PER_SEC * (double)(ts.tv_sec % SECS_PER_DAY) + UNITS_PER_NSEC * (double)ts.tv_nsec;
     return (int32_t)value;
 }
 
diff --git a/tests/cli/invalid_flags/index.sh b/tests/cli/invalid_flags/index.sh
index 271819d..7ec3e5a 100755
--- a/tests/cli/invalid_flags/index.sh
+++ b/tests/cli/invalid_flags/index.sh
@@ -2,7 +2,7 @@
 
 set -u
 
-errors="$($TRILANGLE - 2>&1 1<&-)"
+errors=$($TRILANGLE - 2>&1 1<&-)
 result=$?
 set -e
 test 0 -ne $result
diff --git a/tests/cli/time/date.trg b/tests/cli/time/date.trg
new file mode 100644
index 0000000..8cb3778
--- /dev/null
+++ b/tests/cli/time/date.trg
@@ -0,0 +1,2 @@
+ D
+! @
diff --git a/tests/cli/time/index.sh b/tests/cli/time/index.sh
new file mode 100755
index 0000000..65e560b
--- /dev/null
+++ b/tests/cli/time/index.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+set -eu
+
+folder=$(dirname "$0")
+
+time=$($TRILANGLE "${folder}/time.trg")
+
+# This could be better.
+test 0 -le "$time"
+test $((0x7fffff)) -ge "$time"
+
+# To avoid any possible confusion by the reported dates differing, wait if we're close to UTC midnight
+if [ 23:59 = "$(date -u +%H:%M)" ] && [ 59 -le "$(date -u +%S)" ]
+then
+    sleep 2
+fi
+
+test $(($(date -u +%s) / (24 * 60 * 60))) = "$($TRILANGLE "${folder}/date.trg")"
diff --git a/tests/cli/time/time.trg b/tests/cli/time/time.trg
new file mode 100644
index 0000000..f35fe1b
--- /dev/null
+++ b/tests/cli/time/time.trg
@@ -0,0 +1,2 @@
+ T
+! @
diff --git a/tests/compiler/time b/tests/compiler/time
new file mode 120000
index 0000000..71ef1b8
--- /dev/null
+++ b/tests/compiler/time
@@ -0,0 +1 @@
+../cli/time
\ No newline at end of file